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In masonry, it refers to shaping a stone to a rough square by use of an axe or hammer. [1] In Kent, rag-stone masons call this "knobbling". [1] It was similarly used to shape grindstones. In modern construction, scabbling is a mechanical process of removing a thin layer of concrete from a structure, typically achieved by compressed air powered ...
Air lock diving-bell plant – Underwater work support barge used at Gibraltar, a mobile barge-mounted engineering caisson used in the Port of Gibraltar; Cofferdam – Barrier allowing liquid to be pumped out of an enclosed area, a temporary water-excluding structure built in place, sometimes surrounding a working area as does an open caisson.
Precut stone is a DFMA construction method that uses large machine-cut stone blocks with precisely defined dimensions to rapidly assemble buildings in which stone is used as a major or the primary load-bearing material. Massive precut stone construction was originally developed by Fernand Pouillon in the postwar period. He referred to the ...
The Greeks called the construction technique emplekton [4] [5] and made particular use of it in the construction of the defensive walls of their poleis. The Romans made extensive use of rubble masonry, calling it opus caementicium , because caementicium was the name given to the filling between the two revetments .
Slipform stonemasonry is a method for making a reinforced concrete wall with stone facing in which stones and mortar are built up in courses within reusable slipforms. It is a cross between traditional mortared stone wall and a veneered stone wall. Short forms, up to 60 cm high, are placed on both sides of the wall to serve as a guide for the ...
For stone tools and flintlock strikers, chert is worked using a fabricator such as a hammerstone to remove lithic flakes from a nucleus or core of tool stone. Stone tools can then be further refined using wood, bone, and antler tools to perform pressure flaking. For building work a hammer or pick is used to split chert nodules supported on the lap.
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The twelve-angled stone, Hatunrumiyoc street, Cusco, Peru. Polygonal masonry consists of stones that have five or more face angles, in contrast to Ashlar blocks which have four rectangular ones. [1] In Greece, Cyclopean masonry was the first type of polygonal masonry. [2]